<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        @import url("https://www.w3cplus.com/demo/css3/base.css");
        @font-face {
            font-family: 'sansationregular';
            src: url('https://www.w3cplus.com/demo/css3/3DAnimationDropdownMenu/sansation_regular-webfont.eot');
            src: url('https://www.w3cplus.com/demo/css3/3DAnimationDropdownMenu/sansation_regular-webfont.eot?#iefix') format('https://www.w3cplus.com/demo/css3/3DAnimationDropdownMenu/embedded-opentype'), url('https://www.w3cplus.com/demo/css3/3DAnimationDropdownMenu/sansation_regular-webfont.woff') format('woff'), url('https://www.w3cplus.com/demo/css3/3DAnimationDropdownMenu/sansation_regular-webfont.ttf') format('truetype'), url('https://www.w3cplus.com/demo/css3/3DAnimationDropdownMenu/sansation_regular-webfont.svg#sansationregular') format('svg');
            font-weight: normal;
            font-style: normal;
        }
        
        body {
            background-color: #edecec;
        }
        
        ul,
        li {
            list-style: none outside none;
        }
        /* basic menu styles */
        
        .nav-menu {
            display: block;
            background: #74adaa;
            width: 951px;
            margin: 50px auto 150px;
        }
        
        .nav-menu>li {
            display: inline;
            float: left;
            border-right: 1px solid #94c0be;
            position: relative;
        }
        
        .nav-menu>li:last-child {
            border-right: none;
        }
        
        .nav-menu li a {
            color: #fff;
            display: block;
            text-decoration: none;
            font-family: 'sansationregular';
            -webkit-font-smoothing: antialiased;
            -moz-font-smoothing: antialiased;
            font-smoothing: antialiased;
            text-transform: capitalize;
            overflow: visible;
            line-height: 20px;
            font-size: 20px;
            padding: 15px 30px 15px 31px;
        }
        /* animation domination */
        
        .three-d {
            -webkit-perspective: 200px;
            -moz-perspective: 200px;
            -ms-perspective: 200px;
            -o-perspective: 200px;
            perspective: 200px;
            -webkit-transition: all .07s linear;
            -moz-transition: all .07s linear;
            -ms-transition: all .07s linear;
            -o-transition: all .07s linear;
            transition: all .07s linear;
            position: relative;
        }
        
        .three-d:not(.active):hover {
            cursor: pointer;
        }
        
        .three-d:not(.active):hover .three-d-box,
        .three-d:not(.active):focus .three-d-box {
            -wekbit-transform: translateZ(-25px) rotateX(90deg);
            -moz-transform: translateZ(-25px) rotateX(90deg);
            -o-transform: translateZ(-25px) rotateX(90deg);
            -ms-transform: translateZ(-25px) rotateX(90deg);
            transform: translateZ(-25px) rotateX(90deg);
        }
        
        .three-d-box {
            -webkit-transition: all .3s ease-out;
            -moz-transition: all .3s ease-out;
            -ms-transition: all .3s ease-out;
            -o-transition: all .3s ease-out;
            transition: all .3s ease-out;
            -webkit-transform: translatez(-25px);
            -moz-transform: translatez(-25px);
            -ms-transform: translatez(-25px);
            -o-transform: translatez(-25px);
            transform: translatez(-25px);
            -webkit-transform-style: preserve-3d;
            -moz-transform-style: preserve-3d;
            -ms-transform-style: preserve-3d;
            -o-transform-style: preserve-3d;
            transform-style: preserve-3d;
            -webkit-pointer-events: none;
            -moz-pointer-events: none;
            -ms-pointer-events: none;
            -o-pointer-events: none;
            pointer-events: none;
            position: absolute;
            top: 0;
            left: 0;
            display: block;
            width: 100%;
            height: 100%;
        }
        
        .front {
            -webkit-transform: rotatex(0deg) translatez(25px);
            -moz-transform: rotatex(0deg) translatez(25px);
            -ms-transform: rotatex(0deg) translatez(25px);
            -o-transform: rotatex(0deg) translatez(25px);
            transform: rotatex(0deg) translatez(25px);
        }
        
        .back {
            -webkit-transform: rotatex(-90deg) translatez(25px);
            -moz-transform: rotatex(-90deg) translatez(25px);
            -ms-transform: rotatex(-90deg) translatez(25px);
            -o-transform: rotatex(-90deg) translatez(25px);
            transform: rotatex(-90deg) translatez(25px);
            color: #FFE7C4;
        }
        
        .front,
        .back {
            display: block;
            width: 100%;
            height: 100%;
            position: absolute;
            top: 0;
            left: 0;
            background: #74adaa;
            padding: 15px 30px 15px 31px;
            color: white;
            -webkit-pointer-events: none;
            -moz-pointer-events: none;
            -ms-pointer-events: none;
            -o-pointer-events: none;
            pointer-events: none;
            -webkit-box-sizing: border-box;
            box-sizing: border-box;
        }
        
        .nav-menu li .active .front,
        .nav-menu li .active .back,
        .nav-menu li a:hover .front,
        .nav-menu li a:hover .back {
            background-color: #51938f;
            -webkit-background-size: 5px 5px;
            background-size: 5px 5px;
            background-position: 0 0, 30px 30px;
            background-image: -webit-linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480), linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480);
            background-image: -moz-linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480), linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480);
            background-image: -ms-linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480), linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480);
            background-image: -o-linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480), linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480);
            background-image: linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480), linear-gradient(45deg, #478480 25%, transparent 25%, transparent 75%, #478480 75%, #478480);
        }
        
        .nav-menu ul {
            position: absolute;
            left: -40px;
            text-align: left;
            line-height: 40px;
            font-size: 14px;
            width: 200px;
            -webkit-transition: all 0.3s ease-in;
            -moz-transition: all 0.3s ease-in;
            -ms-transition: all 0.3s ease-in;
            -o-transition: all 0.3s ease-in;
            transition: all 0.3s ease-in;
            -webkit-transform-origin: 0px 0px;
            -moz-transform-origin: 0px 0px;
            -ms-transform-origin: 0px 0px;
            -o-transform-origin: 0px 0px;
            transform-origin: 0px 0px;
            -webkit-transform: rotateX(-90deg);
            -moz-transform: rotateX(-90deg);
            -ms-transform: rotateX(-90deg);
            -o-transform: rotateX(-90deg);
            transform: rotateX(-90deg);
            -webkit-backface-visibility: hidden;
            -moz-backface-visibility: hidden;
            -ms-backface-visibility: hidden;
            -o-backface-visibility: hidden;
            backface-visibility: hidden;
        }
        
        .nav-menu>li:hover ul {
            display: block;
            -webkit-transform: rotateX(0deg);
            -moz-transform: rotateX(0deg);
            -ms-transform: rotateX(0deg);
            -o-transform: rotateX(0deg);
            transform: rotateX(0deg);
        }
    </style>
</head>

<body>
    <div id="nav">
        <ul class="nav-menu clearfix unstyled">
            <li><a href="#" class="three-d active">
                Home
                <span class="three-d-box"><span class="front">Home</span><span class="back">Home</span></span>
            </a></li>
            <li><a href="#" class="three-d">
                Services
                <span class="three-d-box"><span class="front">Services</span><span class="back">Services</span></span>
            </a></li>
            <li><a href="#" class="three-d">
                Products
                <span class="three-d-box"><span class="front">Products</span><span class="back">Products</span></span>
            </a></li>
            <li><a href="#" class="three-d">
                About
                <span class="three-d-box"><span class="front">About</span><span class="back">About</span></span>
            </a></li>
            <li><a href="#" class="three-d">
                Contact
                <span class="three-d-box"><span class="front">Contact</span><span class="back">Contact</span></span>
            </a></li>
            <li><a href="#" class="three-d">
                Blog
                <span class="three-d-box"><span class="front">Blog</span><span class="back">Blog</span></span>
            </a>
                <ul class="clearfix unstyled drop-menu">
                    <li><a href="#" class="three-d">
                            Html5
                            <span class="three-d-box"><span class="front">Html5</span><span class="back">Html5</span></span>
                        </a></li>
                    <li><a href="#" class="three-d">
                            Css3
                            <span class="three-d-box"><span class="front">Css3</span><span class="back">Css3</span></span>
                        </a></li>
                    <li><a href="#" class="three-d">
                            JavaScript
                            <span class="three-d-box"><span class="front">JavaScript</span><span class="back">JavaScript</span></span>
                        </a></li>
                    <li><a href="#" class="three-d">
                            Videogames
                            <span class="three-d-box"><span class="front">Videogames</span><span class="back">Videogames</span></span>
                        </a></li>
                </ul>
            </li>
            <li><a href="#" class="three-d">
                Shop On-line
                <span class="three-d-box"><span class="front">Shop On-line</span><span class="back">Shop On-line</span></span>
            </a></li>
        </ul>
    </div>
</body>

</html>